OpenTechnical

OT-2026-000026860

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000026860) never changes.

Identity and time

Publication numberOT-2026-000026860 · never reused
Internal UUID01a0ae72-3452-7639-aed5-fa0908c9ef3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026860
StatusPUBLIC

Content hashes

Canonical textce2c0a944fe6e70f8fbdc8720a41f8eac1092480d263f211b075c52390875ad4
Markdowna4787c08ac2752838938401015a2cf64eb461c3811c3b31e1cabe510dc24f11d
PDF
Publication page0d42a0908d666a903610ae3fdb1eb63d20124c98f4329f9b1779d19d7ed8e94e
Manifest336370766ff172097c9ebec5ccfbbce38bf5f72a90cc4d5450ebfbf9e88383af

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
SignatureqKcVE2C8OQig4Oge/yGhs8VnOVRVmTotqdbbCVqJA/55m1vEvVjM/9yqNV15gfKWe9JREkCoX6kcwEknkN0rAQ==
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

2026-09-17T11:43:27.646302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026860
observed 0d42a0908d666a903610ae3fdb1eb63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.626617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026860/manifest.json
observed 336370766ff172097c9ebec5ccfbbce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.608204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026860/publication.md
observed a4787c08ac2752838938401015a2cf64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.590072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026860/publication.txt
observed ce2c0a944fe6e70f8fbdc8720a41f8ea...
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.