OpenTechnical

OT-2026-000101056

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000101056) never changes.

Identity and time

Publication numberOT-2026-000101056 · never reused
Internal UUID01a0aea3-c377-7db7-a1ab-7aab90bf29af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101056
StatusPUBLIC

Content hashes

Canonical text64f39881c378086d0b273346f460f6fee7d41279c31f25c5e37113c693edbf72
Markdowndaf858bf6861438cbadd31c94eef5697d37d6ee994d37af9ef6b3a89f9ce8203
PDF
Publication pagee0fe11aa35749e248095732a98e0964e8501037db0eba3324722312b08a5e0b2
Manifestfaf2d719eea94217e5568fc426999edafc5a3582f0467a1cbe9665c3106f7a63

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
SignatureQYVkxeIPHhPoNfGfzBbmdkb3rdy8Ue6A/nJ5/SUbJCJYZEtrKhf7Npxk14J1yRXWsEei2Cdu3IlxK2rg3nszDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:40.137608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101056
observed e0fe11aa35749e248095732a98e0964e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.120191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101056/manifest.json
observed faf2d719eea94217e5568fc426999eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.100950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101056/publication.md
observed daf858bf6861438cbadd31c94eef5697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.084632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101056/publication.txt
observed 64f39881c378086d0b273346f460f6fe...
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.