OpenTechnical

OT-2026-000038107

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038107) never changes.

Identity and time

Publication numberOT-2026-000038107 · never reused
Internal UUID01a0ae77-f88b-777e-9ab3-ee7d3a743265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038107
StatusPUBLIC

Content hashes

Canonical texta11f90969979362bd77a539aea14d99b3e5434887f771a32daa6ace7e8f83c3b
Markdown1b47e7dcdcb6a19ce100239b2bd939be45e88935d6f60dcb2f457b42d322c3c1
PDF
Publication pagebef5c316f24f10857b8b596c9929fdf6888130d6c0cfb90a19c740e069b6171c
Manifest6c8c4128ee269bc9c5485305f3e03520e89ef7b3c55aff7de6d70774cbae1597

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
Signature51Q/W0Bn64ZhApwjlvwoaIPhLFUZpy/w4lsTSAiWcdN1VXP1c3E6xLedhfhgw94a9UWXr3iI0PzHLHbV7quOAg==
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

2026-09-17T11:23:26.657917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038107
observed bef5c316f24f10857b8b596c9929fdf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.636924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038107/manifest.json
observed 6c8c4128ee269bc9c5485305f3e03520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.618141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038107/publication.md
observed 1b47e7dcdcb6a19ce100239b2bd939be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.596343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038107/publication.txt
observed a11f90969979362bd77a539aea14d99b...
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.