OpenTechnical

OT-2026-000063790

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000063790) never changes.

Identity and time

Publication numberOT-2026-000063790 · never reused
Internal UUID01a0ae8c-f947-7b27-b23a-373a9b3c7d17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063790
StatusPUBLIC

Content hashes

Canonical textaf62d36df0ddb1ca5388728e073b4b93e9f7c843c4222eac61fe635e3169620c
Markdown2589759e249e0483eb4038110b34d5cd8cb231c2b5afa912dd4dd4ef60522107
PDF
Publication pageb5835d68f2e6fc1809b27a03e5d234337a15fbef9a9d6ea41ef9756cd549a204
Manifest644301e221c42da5021b0de5ba82acafa35c032786cd446a856a011532e41fb2

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
SignatureVstnWSHQm1K6PX9h3J/YcVFirUEhpgE9mlMbImyToVhx1irfiltB7lDUEfmoSSxxrjBFN60i4kbz8C85N7MYCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:05.041360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790
observed b5835d68f2e6fc1809b27a03e5d23433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.020095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/manifest.json
observed 644301e221c42da5021b0de5ba82acaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.999175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/publication.md
observed 2589759e249e0483eb4038110b34d5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.972393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/publication.txt
observed af62d36df0ddb1ca5388728e073b4b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.104272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790
observed b5835d68f2e6fc1809b27a03e5d23433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.085955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/manifest.json
observed 644301e221c42da5021b0de5ba82acaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.068816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/publication.md
observed 2589759e249e0483eb4038110b34d5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.051589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063790/publication.txt
observed af62d36df0ddb1ca5388728e073b4b93...
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

Custody packagePending Custody packages are produced weekly.