OpenTechnical

OT-2026-000056069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000056069) never changes.

Identity and time

Publication numberOT-2026-000056069 · never reused
Internal UUID01a0ae87-0a4b-7208-a159-137aa36f23c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056069
StatusPUBLIC

Content hashes

Canonical text7e1b4e5dbeb02b4eaf405a799c6812e93b454d5f93b9c2b599bb06987a8682d7
Markdowne1e5f2c586b4aa74393ff180b694285f000afcf63a2f1f6a680e5394bbb8ce8d
PDF
Publication page513a9fb164eb4f107e91f7de17dbf983919c9a7ca577dadd46984cc172b9df32
Manifest0114d1feebd433eabb671577c914186423c92ce9994b6d844d6772654b2038df

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
Signaturety76pd/IKqB9sIdtAt8SArIXOq+JhweUNY/72ji0Lj5Sfnp34BcsB4MRYbdMzjEXf4kjCq7MrUe4oMT8aJGeAA==
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

2026-09-17T10:51:36.362357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056069
observed 513a9fb164eb4f107e91f7de17dbf983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.344765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056069/manifest.json
observed 0114d1feebd433eabb671577c9141864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.327572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056069/publication.md
observed e1e5f2c586b4aa74393ff180b694285f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.309666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056069/publication.txt
observed 7e1b4e5dbeb02b4eaf405a799c6812e9...
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.