OpenTechnical

OT-2026-000055214

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055214) never changes.

Identity and time

Publication numberOT-2026-000055214 · never reused
Internal UUID01a0ae86-a0ff-77d4-8905-94fa4eaf774e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055214
StatusPUBLIC

Content hashes

Canonical textb555e704dd42a6968669f8def229ade36b1ddcbcbc373a65c0c61854037c6304
Markdown3475fc9e6f0229ae42f2f5dd47c80521ff33426197a80508787b7f89ce9160a1
PDF
Publication pageba37203a0a7c34197320844a117cacd5530f303d9d49c4ee38cba9317a8a66d8
Manifest07cc82917449fe7ae88fdd6aa105f1b0f0ed54723e87a38b489fc300e53a0ae0

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
Signaturea7FGIg2KGD2O0Ahj6pTFVFIeuScZtQxAlNtHknkubtCkxE30uGza6eT0HgCBn1m3XRUDg8SuSoE3omOn+zNoCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:47.417703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055214
observed ba37203a0a7c34197320844a117cacd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.399647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055214/manifest.json
observed 07cc82917449fe7ae88fdd6aa105f1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.383686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055214/publication.md
observed 3475fc9e6f0229ae42f2f5dd47c80521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.366529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055214/publication.txt
observed b555e704dd42a6968669f8def229ade3...
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.