OpenTechnical

OT-2026-000098858

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000098858) never changes.

Identity and time

Publication numberOT-2026-000098858 · never reused
Internal UUID01a0aea2-8286-7be7-aa01-8891c0b69157 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098858
StatusPUBLIC

Content hashes

Canonical text3304d298aa832ac11d53facd98ce990c502538db90c1bc8e57d1303c94d88d22
Markdownb93244899f997e467d771bc60c341cdcc980dc4281a1ef1b7421635425f9c6a1
PDF
Publication page3f45e088fde25da1ef850c2ffd5a029d4e14dc04bb82a31cf121e5469678af14
Manifestbf07c9ddec3872e1e80cbf1285460c50cc53c8df9d32642ddc22b62bdcb5c347

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
SignatureGlMHnDJH4zp+wHcMe68GS7QYWm+vMNR3IHP3BNCiaCdHPvrKvmqrFDM6X7yTC+32rEYRrK2wJhfhLPRG6ArLAQ==
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

2026-09-17T09:29:54.156832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098858
observed 3f45e088fde25da1ef850c2ffd5a029d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.138262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098858/manifest.json
observed bf07c9ddec3872e1e80cbf1285460c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.119960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098858/publication.md
observed b93244899f997e467d771bc60c341cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.101944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098858/publication.txt
observed 3304d298aa832ac11d53facd98ce990c...
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.