OpenTechnical

OT-2026-000057600

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000057600) never changes.

Identity and time

Publication numberOT-2026-000057600 · never reused
Internal UUID01a0ae88-2694-7abf-8ce5-c0c030f2f512 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057600
StatusPUBLIC

Content hashes

Canonical text9aac0a57a6dc1886c3fb3d69cbc97bae8d635785ca2c39562df5bc9ce1826c4e
Markdown7888121d81dc1cccd69f7290e9d6dc09b05ab8bf25e2cd7f186a37495a570cfb
PDF
Publication page014d3e849d388d8c7595d35749558bf0feccd63009b83637bf67c75767a49949
Manifestdb969146d9d058526e6a0cb35433ceffeed9302696c77597e4bfbf9f2b3ebf0b

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
Signature/J6WAhJNR5xk2KGWmM1s8Rdb+WDfex3NlzLGWrvbjAr+XYwG3tn3++vRDdwiba6FiO/hf9LBVFNNL5n4BxmIDQ==
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...

Independent retrieval

2026-09-17T10:48:09.151734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057600
observed 014d3e849d388d8c7595d35749558bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.132916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057600/manifest.json
observed db969146d9d058526e6a0cb35433ceff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.114779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057600/publication.md
observed 7888121d81dc1cccd69f7290e9d6dc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.097138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057600/publication.txt
observed 9aac0a57a6dc1886c3fb3d69cbc97bae...
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.