OpenTechnical

OT-2026-000026649

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000026649) never changes.

Identity and time

Publication numberOT-2026-000026649 · never reused
Internal UUID01a0ae71-f4aa-7707-b58a-edfb7164e844 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026649
StatusPUBLIC

Content hashes

Canonical text02bb700b437c3dea230f2fe84ef90e4b854b847a71c850467f3d15b68d41bcf5
Markdownaeabd1e77f07478e7ac35ae585b98f141a71b15afa430c4ecc48790483eaec71
PDF
Publication pageae8b61e83995c0e69855f6f7a594dd926aa0544f54cd18a48f1b8cf3d067d84a
Manifestb54f021aa44dcbdf57eca3552807596c2637922bc1f5a4b2046085bfa901cce3

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
Signature/ASftvSpfEjkpPCKoxUP8P61qUr5iwb4pSrAJxLiy1QG7gFuEr70v02PjwHGOihnF/DZ6gUgWFqVfDZa09yXBA==
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

2026-09-17T11:45:43.727015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026649
observed ae8b61e83995c0e69855f6f7a594dd92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:43.709655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026649/manifest.json
observed b54f021aa44dcbdf57eca3552807596c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:43.693726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026649/publication.md
observed aeabd1e77f07478e7ac35ae585b98f14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:43.676131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026649/publication.txt
observed 02bb700b437c3dea230f2fe84ef90e4b...
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.