OpenTechnical

OT-2026-000083846

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000083846) never changes.

Identity and time

Publication numberOT-2026-000083846 · never reused
Internal UUID01a0ae98-0418-79e1-93f7-4c4c11c16398 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083846
StatusPUBLIC

Content hashes

Canonical text18898e8e398d2b1a677c848121369a62b3477e2534a45443487bc28614249117
Markdown60124305144e265fe4b7da57eff8f125b0e178dfa23bdd9652ba04da4fcabc9f
PDF
Publication pagea6487f3ab3860d8c7cfee6669c6246ebf7afd241f30c70879a08712aac66a904
Manifest80dcd048249f74f5beb63920825c0d737995c8e67441f2d9d32e0c0aaa4f6a35

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/WwdfF4+kiRLAZ9s0sC89Sm1cU67tMGqEA2UtQk2sL8H0RYsZ4aQ0ozIGqTlBalbDYoLUQJ1QUGB5rntIAihBA==
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

2026-09-17T10:00:07.794776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846
observed a6487f3ab3860d8c7cfee6669c6246eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.764575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/manifest.json
observed 80dcd048249f74f5beb63920825c0d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.740676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/publication.md
observed 60124305144e265fe4b7da57eff8f125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.702451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/publication.txt
observed 18898e8e398d2b1a677c848121369a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.283917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846
observed a6487f3ab3860d8c7cfee6669c6246eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.266607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/manifest.json
observed 80dcd048249f74f5beb63920825c0d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.249229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/publication.md
observed 60124305144e265fe4b7da57eff8f125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.230955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083846/publication.txt
observed 18898e8e398d2b1a677c848121369a62...
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.