OpenTechnical

OT-2026-000077124

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000077124) never changes.

Identity and time

Publication numberOT-2026-000077124 · never reused
Internal UUID01a0ae94-f507-7bae-87fa-c5520e77469b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077124
StatusPUBLIC

Content hashes

Canonical textfa12dc0e697d213cd6735e07285046c589113e01a2822ea79d0015e70f74a14c
Markdown8b11e3c7d74d300f80f2800048e1d0b01548ff554c8cce4e3f97479ed3351893
PDF
Publication page64ab502a96632b1f307259f3faeef75b6ac3fb4718b1bea38ee30e4332c37870
Manifest27b63b6431395815e4ab5a510e5e9d59dd387e97aa280d2ab03e7dac6844d7cb

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
SignatureWaU153JX1/dHuk50LbIkXsVXBz46JZo3LSfAdLiCBYc9B/lzS6cyFOn8bQtaBMBN/MX3rzjmxKFQhTdNytnIBA==
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

2026-09-17T10:11:38.764378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124
observed 64ab502a96632b1f307259f3faeef75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:38.745439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/manifest.json
observed 27b63b6431395815e4ab5a510e5e9d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:38.726554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/publication.md
observed 8b11e3c7d74d300f80f2800048e1d0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:38.704724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/publication.txt
observed fa12dc0e697d213cd6735e07285046c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.719626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124
observed 64ab502a96632b1f307259f3faeef75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.701599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/manifest.json
observed 27b63b6431395815e4ab5a510e5e9d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.683332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/publication.md
observed 8b11e3c7d74d300f80f2800048e1d0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.665787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077124/publication.txt
observed fa12dc0e697d213cd6735e07285046c5...
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.