OpenTechnical

OT-2026-000058319

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000058319) never changes.

Identity and time

Publication numberOT-2026-000058319 · never reused
Internal UUID01a0ae88-f398-7535-8dca-54d52dc4b73b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058319
StatusPUBLIC

Content hashes

Canonical text51c236b0a95dbb5f023a7b9dd98e2ca9476b35ce3908a6bcaaaa23dc7798758a
Markdown1808b8071e657c473b1a109463cc60dd83d5b92e59621ea62beff75446ce829e
PDF
Publication pageb0b6fb49abdb77eac2cd5a0d1949fa4ef07e80ca1642b375bec5efea3a378fa9
Manifestbf5b2e41ef17a06383959d3255e4c0ec3d06aa1edb520546086adf1b00b8e7b4

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
SignatureojIBeBIyqjNez2FrTTJTg9Leb5aWdfrJymJ7KcUA1bvt5+tJaWMRwhud2boaLJ8JRDrvcj/PWs2bx6XhF+gdDw==
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

2026-09-17T10:46:43.497723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058319
observed b0b6fb49abdb77eac2cd5a0d1949fa4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.479522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058319/manifest.json
observed bf5b2e41ef17a06383959d3255e4c0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.461337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058319/publication.md
observed 1808b8071e657c473b1a109463cc60dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.443408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058319/publication.txt
observed 51c236b0a95dbb5f023a7b9dd98e2ca9...
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.