OpenTechnical

OT-2026-000059149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000059149) never changes.

Identity and time

Publication numberOT-2026-000059149 · never reused
Internal UUID01a0ae89-8612-796e-b21e-97e93ba6e879 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059149
StatusPUBLIC

Content hashes

Canonical textd2add9c7d82c980c59315de5b45d7b718b5a7ef44443e592dc5220c016282e33
Markdown5e1f85d3808888f08707fd5cd7229ea648ce7d6855ee4597bc53c0b481f2ba8a
PDF
Publication pagebb6b5e01fbcd9a239b64da4d7fee28ea28ba11682037e7d770f50629d3876644
Manifest85a21ce77945f24d7bd06fcb5b1c4870935b2792c4483e3cefc131db0e7e7097

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
SignatureIlC/sn9jmcLPlOxUAtm18UE3LEzTb83Ww5E93WO9Y5MfF9LfxavWN8JnwMvlgnvtE2WW9S7GzeuWB0pPww3qCg==
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

2026-09-17T10:45:05.881385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059149
observed bb6b5e01fbcd9a239b64da4d7fee28ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.864419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059149/manifest.json
observed 85a21ce77945f24d7bd06fcb5b1c4870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.845211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059149/publication.md
observed 5e1f85d3808888f08707fd5cd7229ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.827502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059149/publication.txt
observed d2add9c7d82c980c59315de5b45d7b71...
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.