OpenTechnical

OT-2026-000055070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000055070) never changes.

Identity and time

Publication numberOT-2026-000055070 · never reused
Internal UUID01a0ae86-5e81-73b3-9ce3-e974e37aaff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055070
StatusPUBLIC

Content hashes

Canonical text9eef3d03de7f6e96a89d12751941c15cbea2d9a4f45c010c7e2f12207240e3dd
Markdownddc576c7a02fcebd999c131f626c14eb8e8445bddc8767811a616efa4a77eabd
PDF
Publication pageb2785c24db1a2c974efc44f89c685e6b0c3d520261f2a87b06af766eb59bcd72
Manifest39ac8e442ab5c479a332e4fad686e0b28f0a67b321b0526264280d648cc21ac3

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
SignatureSo/d+ArX9tQl8FJKoJUNkWFG7FNyso19/ExZzp9aUedsfMRvJHImoYxHNhFqQI4onA90m59PoBbpilckox+4AA==
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

2026-09-17T10:53:12.458157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055070
observed b2785c24db1a2c974efc44f89c685e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.439217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055070/manifest.json
observed 39ac8e442ab5c479a332e4fad686e0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.421723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055070/publication.md
observed ddc576c7a02fcebd999c131f626c14eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.404069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055070/publication.txt
observed 9eef3d03de7f6e96a89d12751941c15c...
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.