OpenTechnical

OT-2026-000080496

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080496) never changes.

Identity and time

Publication numberOT-2026-000080496 · never reused
Internal UUID01a0ae96-7e78-7431-8355-885501a46ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080496
StatusPUBLIC

Content hashes

Canonical text7a51add7a3070046e52879449ee5e71884a1bedec716f823d2027ee25bf84fbb
Markdown2522538be8a7b83cd7fa3b9a950a51b711aff4d58cd1d181376477e5aa40e4d8
PDF
Publication page8edb46bf973e695101afc1cc2974bd099b000ecc28e5d6c96f2e3c7cbc041fb1
Manifest301783d06319de97dbe182d0f6b2fc00b76487c8c136e7fd8fe41cef4dd8c1b8

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
SignaturecHqb2g+osE1fXl5LpEr6OoMN9VFugWt6FjXYAOKhVPqovKEWT+Q9OwIUr4A7+ekyWum2JW65gCZZ27Mu6NTZBQ==
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

2026-09-17T10:03:00.955477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080496
observed 8edb46bf973e695101afc1cc2974bd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.938100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080496/manifest.json
observed 301783d06319de97dbe182d0f6b2fc00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.920402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080496/publication.md
observed 2522538be8a7b83cd7fa3b9a950a51b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.902501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080496/publication.txt
observed 7a51add7a3070046e52879449ee5e718...
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.