OpenTechnical

OT-2026-000037662

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037662) never changes.

Identity and time

Publication numberOT-2026-000037662 · never reused
Internal UUID01a0ae77-b8cf-70c4-a34a-f33a87826f88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037662
StatusPUBLIC

Content hashes

Canonical texte8ccf3202cc7dd49c0f9c8cb142c50e0bc2f16a0599c5ec586d7991cf4f05caf
Markdown49a1a05e2c9de2d712eda637afee07464cba2f229ec7267175aabb8d2527f035
PDF
Publication pageece6150c2878bf9a794b57142511d7d3a09b45c36dfdffd39b242ba1cc24eca7
Manifest6db15304a2adaf02bde00de1fef6e6ba0db673dab3d85462ec81f2524e1397c8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemwqVmvoy6iYeu5BcURp2dbbqRWzuNV78UjOqr1/mUJTlb+Htjit7nAbBvvIFYm/7jQEM+8v+GQOSJhZ5jbKuAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-10-14T20:42:20.893921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662
observed ece6150c2878bf9a794b57142511d7d3...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-10-14T20:42:20.818802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/manifest.json
observed 6db15304a2adaf02bde00de1fef6e6ba...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-10-14T20:42:20.721919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/publication.md
observed 49a1a05e2c9de2d712eda637afee0746...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-10-14T20:42:20.622976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/publication.txt
observed e8ccf3202cc7dd49c0f9c8cb142c50e0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.191076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662
observed ece6150c2878bf9a794b57142511d7d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.172970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/manifest.json
observed 6db15304a2adaf02bde00de1fef6e6ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.154015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/publication.md
observed 49a1a05e2c9de2d712eda637afee0746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.134436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037662/publication.txt
observed e8ccf3202cc7dd49c0f9c8cb142c50e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

OT-CUSTODY-2026-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent