OpenTechnical

OT-2026-000008547

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000008547) never changes.

Identity and time

Publication numberOT-2026-000008547 · never reused
Internal UUID01a0ae6a-e46b-74a5-9826-24ec2a844644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008547
StatusPUBLIC

Content hashes

Canonical texted905ab9b5b2bd5fce1b050e3d57d11060d42c92e950ed31890bee5a3c32f5f3
Markdown27e790302f336a4ac3fd2cfbf776a5258af23728a881911c243da94ab18e6d9c
PDF
Publication pageb905a24c35a9ad7b4236f50d7c2ae8ef8b22d49e68156ac6d4fa2653e72e02a5
Manifestfa8d4376bc241424d7f31e673f30c877911bc4786d9908374db15423e6df7e3b

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
SignaturejXoYsPqFUvyqJvnVUa5OkmKuzCdQQwHRF95fvbIoVqE2YI1AfC24jyUIjG6G3HoaaLeuDg6VlmJyFUyBDqllDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:28.530527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008547
observed b905a24c35a9ad7b4236f50d7c2ae8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:28.510205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008547/manifest.json
observed fa8d4376bc241424d7f31e673f30c877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:28.491346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008547/publication.md
observed 27e790302f336a4ac3fd2cfbf776a525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:28.469462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008547/publication.txt
observed ed905ab9b5b2bd5fce1b050e3d57d110...
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.